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Standard VIII
Mathematics
Application of Formula of CI
The differenc...
Question
The difference between SI and CI for 2 years @ 20% per annum is Rs 8. What is the principal?
A
200
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B
300
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C
400
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D
500
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Solution
The correct option is
A
200
Difference between SI and CI for
2
years
=
P
[
R
100
]
2
8
=
P
[
20
100
]
2
⇒
8
=
P
[
1
5
]
2
⇒
P
=
8
×
25
=
R
s
.200
∴
Principal
=
R
s
.200
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